Gold 9 - Smart Ring for Women/Men, Fitness Tracker Ring with Call & Alarm Vibration, Heart Rate, Blood Oxygen, Sleep Tracker, Women Cycle Prediction, 5ATM Waterproof, No App Fees

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• Size Before You Buy: BOYACARE Ring uses a unique sizing standard. To ensure the most accurate and comfortable fit, we strongly recommend ordering the BOYACARE Sizing Kit
• The First Smart Ring with a Built-in Vibration Motor: Wake up gently with customizable vibration alarms that ease morning grogginess. During meetings or workouts, receive discreet call vibrations on your finger—never miss an important call anytime, anywhere
• 24/7 Health Monitoring: Stay informed of your physical and emotional health at all times. Monitor heart rate, blood oxygen, HRV, temperature, and menstrual cycle reminders with precision, while the advanced HRV system provides daily mood and stress analysis to enhance emotional management
• Automatic Sleep Tracking: This smart ring automatically monitors your sleep each night—tracking when you fall asleep, wake up, and your deep and light sleep stages. View daily, weekly, and monthly reports in the App to understand your rest and build healthier sleep habits. Its ultra-light, skin-friendly design ensures all-night comfort
• Activity & Fitness Tracking: Track your steps, calories burned and distance automatically across running, walking and cycling — get concise progress feedback and targeted exercise tips right from your fitness ring